You may need to use the appropriate technology to answer this question. Three admission test preparation...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
You may need to use the appropriate technology to answer this question. Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of 20 people who used the programs provided the following d A Program B с 540 450 600 400 540 630 490 400 560 530 410 490 490 460 590 610 380 620 550 580 Use the Kruskal-Wallis test to determine whether there is a significant difference among the three test preparation programs. Use a = 0.05. State the null and alternative hypotheses. OH: Not all populations of test scores are identical. H: All populations of test scores are identical. Ho: All populations of test scores are identical. H: Not all populations of test scores are identical. Submit Answer OH Median Median Medianc. H: Median Median Medianc OH: Median,-Median Median H₁ Median Median Median OH: Median,- Median-Medianc H: Median Median Mediane Find the value of the best statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value- State your conclusion. Reject H. There is sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Reject H. There is not sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Do not reject H. There is not sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Do not reject H There is sufficient evidence to conclude that there is a significant difference among the three test preparation programs. You may need to use the appropriate technology to answer this question. Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of 20 people who used the programs provided the following d A Program B с 540 450 600 400 540 630 490 400 560 530 410 490 490 460 590 610 380 620 550 580 Use the Kruskal-Wallis test to determine whether there is a significant difference among the three test preparation programs. Use a = 0.05. State the null and alternative hypotheses. OH: Not all populations of test scores are identical. H: All populations of test scores are identical. Ho: All populations of test scores are identical. H: Not all populations of test scores are identical. Submit Answer OH Median Median Medianc. H: Median Median Medianc OH: Median,-Median Median H₁ Median Median Median OH: Median,- Median-Medianc H: Median Median Mediane Find the value of the best statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value- State your conclusion. Reject H. There is sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Reject H. There is not sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Do not reject H. There is not sufficient evidence to conclude that there is a significant difference among the three test preparation programs. O Do not reject H There is sufficient evidence to conclude that there is a significant difference among the three test preparation programs.
Expert Answer:
Answer rating: 100% (QA)
To conduct the KruskalWallis test lets first define the null and alternative hypotheses Null Hypothe... View the full answer
Related Book For
Statistics For Business And Economics
ISBN: 9780538481649
11th Edition
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
Posted Date:
Students also viewed these mathematics questions
-
Three admission test preparation programs are being evaluated. The scores obtained by a sample of 20 people who used the programs provided the following data. Use the Kruskal Wallis test to determine...
-
Highlight the growth potential of the seafood market and the crucial role of accurate demand forecasting in leveraging this opportunity. Discuss the scope of the research in the context of these...
-
Report Format Market analysis Business - Pizza Vending Machine - Target Place : Universities 1. Target Market University Students in the UK University food 2. Potiential Customers 3. Barrier of entry...
-
Go to www.google.com/green/ and read about the company's latest initiatives surrounding sustainability. What are Google's key policies and actions that help it reduce its environmental footprint? How...
-
What are the common tools of public relations?
-
A European recession and the U.S. economy a. In 2014, European Union spending on U.S. goods accounted for \(18 \%\) of U.S. exports (see Table 17-2), and U.S. exports amounted to \(15 \%\) of U.S....
-
The three accounts shown below appear in the general ledger of Bennis Corp. during 2011. Instructions From the postings in the accounts, indicate how the information is reported on a statement of...
-
Explain the advantages of the relational model. Conduct some light research on the Web and describe how it differs from other data models. Explain some alternatives to the relational model. Please...
-
https://news.gallup.com/poll/308033/americans-slow-adopt-low-contact-services-amid-crisis.aspx Please evaluate the questions asked and the methods of asking these questions. Were the appropriate...
-
A spring operated wind up toy is slowing down as it moves up a ramp. The initial is when the toy is wound up, but at rest at the bottom of the ramp. The final is the toy still moving at the top of...
-
The Craig-Doran Partnership owns inventory that was purchased for $85,000, has a current replacement cost of $54,500, and is priced to sell for $98,000. At what amount should the inventory be...
-
Engr. Fernandez buys a second hand car worth Php 250,000 if paid in cash. On installment basis, she pays Php 120,000 down payment, Php 50,000 at the end of one year, Php 40,000 at the end of two...
-
The financial statements of Carrier Office Furniture Company include the following items: 2019 2018 Cash $42,500 $42,000 Short-term Investments 28,000 19,000 Net Accounts Receivable 102,000 98,000...
-
X Company is considering buying a part next year that they currently make. This year's production costs for 3,500 units were as follows: Per-Unit Total Direct materials $3.41 $11,935 Direct labor...
-
Can identity politics effectively address systemic inequalities without essentializing identity categories or perpetuating divisive narratives?
-
In the electric circuit shown: The electric current intensity (1) equals..... a 4A MIW 6 0.76A 0.83A P.
-
What types of inventory issues Starbucks might reflect upon at the end of each year? The mission of Starbucks is to inspire and nurture the human spiritone person, one cup, and one neighborhood at a...
-
Refer to the Scheer Industries example in Section 8.2. Use 6.84 days as a planning value for the population standard deviation. a. Assuming 95% confidence, what sample size would be required to...
-
US Airways conducted a number of studies that indicated a substantial savings could be obtained by encouraging Dividend Miles frequent flyer customers to redeem miles and schedule award flights...
-
The following 2 x 3 contingency table contains observed frequencies for a sample of 200. Test for independence of the row and column variables using the x2 test with = .05. Column Varlable Row...
-
Outline the steps that occur when piRITS or piRISC silences transposable elements by repressing transcription and by directly inhibiting TE RNAs, respectively. What is the role of piRNAs in this...
-
List five types of cancer in which ncRNAs can be involved.
-
What is the role of the Vpr protein during the process of HIV DNA integration?
Study smarter with the SolutionInn App